[2] The SI provided full life cycle, mission-focused systems engineering and integration capabilities, according to its corporate website.

The System Integrator construct was conceived by the US Government to help implement a very large, complex, and expensive space-based national security program.

[5] The SI was divested by Lockheed Martin in 2010 and acquired by private equity firm Veritas Capital.

[8] In October 2013, the SI was notified by the US Air Force Space & Missile Systems Center (SMC) that it had submitted the winning proposal for SMC's follow-on GPS SE&I contract, supplanting incumbent Leidos (formerly SAIC) on the program it had managed since 2007.

[citation needed] In 2014 the SI acquired QinetiQ North America,[9] and soon thereafter, changed its name to Vencore.